Feeling thirsty could be affecting your brain function more than you realise.

Jefferson County Sheriff Cadet Andrew Sevitts directs traffic as police stop drivers to see if they are under the influence of drugs or alcohol at a mobile Driving Under the Influence (DUI) checkpoint in Golden, Colorado in 2008.
Rick Wilking/ReutersJuly 22, 2016

Britain’s night-time economy appears to be in a state of decline if recent headlines are anything to go by. Nearly half of the UK’s clubs have closed their doors in the past decade and pubs are closing…